Validation of sea ice concentration
Bulletin date: 2024-08-29
Model vs. observations, sea ice class contingency tables
Date: 2024-08-23:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
107866 |
18121 |
7102 |
904 |
399 |
50 |
17 |
0 |
| OW |
0 |
540 |
638 |
1290 |
1050 |
220 |
26 |
0 |
| VODI |
0 |
2 |
262 |
682 |
1561 |
949 |
213 |
0 |
| ODI |
0 |
0 |
0 |
45 |
349 |
1259 |
3066 |
292 |
| CDI |
0 |
0 |
0 |
14 |
43 |
92 |
5011 |
3959 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
19 |
1807 |
614 |
|
...date precedes bulletin
|
Date: 2024-08-27:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
113483 |
17398 |
4050 |
836 |
132 |
14 |
7 |
0 |
| OW |
0 |
292 |
651 |
1393 |
699 |
96 |
33 |
0 |
| VODI |
0 |
3 |
46 |
957 |
1556 |
526 |
161 |
0 |
| ODI |
0 |
0 |
0 |
129 |
504 |
1572 |
1363 |
0 |
| CDI |
0 |
0 |
0 |
6 |
35 |
260 |
7306 |
2518 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
18 |
1865 |
559 |
|
...date precedes bulletin
|
Date: 2024-08-29:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
114276 |
16400 |
3838 |
605 |
143 |
20 |
9 |
0 |
| OW |
11 |
418 |
740 |
1373 |
663 |
180 |
20 |
0 |
| VODI |
0 |
0 |
337 |
1207 |
1028 |
644 |
203 |
0 |
| ODI |
0 |
0 |
6 |
374 |
368 |
937 |
2132 |
3 |
| CDI |
0 |
0 |
0 |
26 |
33 |
526 |
6395 |
2608 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
41 |
2297 |
605 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
114276 |
16601 |
3909 |
677 |
169 |
32 |
13 |
0 |
| OW |
7 |
217 |
663 |
1332 |
654 |
170 |
22 |
0 |
| VODI |
4 |
0 |
320 |
1148 |
994 |
671 |
205 |
0 |
| ODI |
0 |
0 |
29 |
389 |
378 |
880 |
2000 |
20 |
| CDI |
0 |
0 |
0 |
39 |
41 |
552 |
6504 |
2619 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
43 |
2312 |
577 |
|
Date: 2024-09-02:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
118883 |
13504 |
2395 |
843 |
79 |
7 |
4 |
0 |
| OW |
17 |
317 |
1070 |
1675 |
559 |
37 |
16 |
0 |
| VODI |
1 |
0 |
175 |
862 |
1310 |
302 |
87 |
0 |
| ODI |
0 |
0 |
23 |
118 |
490 |
935 |
2672 |
42 |
| CDI |
0 |
0 |
0 |
14 |
55 |
243 |
4547 |
3857 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
1928 |
1401 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
118846 |
13280 |
2196 |
668 |
69 |
9 |
5 |
0 |
| OW |
54 |
468 |
1007 |
1520 |
538 |
28 |
12 |
0 |
| VODI |
1 |
73 |
396 |
1096 |
1223 |
425 |
168 |
0 |
| ODI |
0 |
0 |
61 |
201 |
601 |
727 |
1630 |
0 |
| CDI |
0 |
0 |
3 |
27 |
56 |
321 |
5151 |
3883 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
14 |
2288 |
1417 |
|
Date: 2024-09-04:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
115452 |
16675 |
2421 |
781 |
186 |
37 |
4 |
0 |
| OW |
17 |
368 |
929 |
1182 |
1022 |
118 |
13 |
0 |
| VODI |
0 |
0 |
90 |
557 |
1353 |
719 |
78 |
0 |
| ODI |
0 |
0 |
0 |
126 |
324 |
1244 |
2343 |
0 |
| CDI |
0 |
0 |
0 |
8 |
21 |
275 |
4668 |
3854 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
2015 |
1588 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
115450 |
16234 |
2165 |
685 |
190 |
43 |
7 |
0 |
| OW |
17 |
637 |
939 |
1105 |
897 |
144 |
10 |
0 |
| VODI |
2 |
170 |
291 |
745 |
1330 |
725 |
128 |
0 |
| ODI |
0 |
2 |
45 |
108 |
461 |
1151 |
1470 |
0 |
| CDI |
0 |
0 |
0 |
10 |
28 |
324 |
5656 |
4121 |
| VCDI |
0 |
0 |
0 |
1 |
0 |
6 |
1850 |
1321 |
|
Date: 2024-09-06:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
113814 |
17402 |
3031 |
710 |
242 |
37 |
4 |
0 |
| OW |
5 |
349 |
910 |
1123 |
1089 |
119 |
11 |
0 |
| VODI |
0 |
0 |
109 |
518 |
1385 |
647 |
73 |
0 |
| ODI |
0 |
0 |
2 |
171 |
352 |
1478 |
950 |
0 |
| CDI |
0 |
0 |
0 |
5 |
79 |
352 |
5171 |
3375 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
28 |
2734 |
2187 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
113814 |
17111 |
2826 |
599 |
257 |
33 |
3 |
0 |
| OW |
5 |
526 |
1016 |
1062 |
1074 |
135 |
10 |
0 |
| VODI |
0 |
114 |
192 |
633 |
1293 |
661 |
105 |
0 |
| ODI |
0 |
0 |
18 |
226 |
437 |
1385 |
1446 |
0 |
| CDI |
0 |
0 |
0 |
7 |
84 |
376 |
4555 |
3736 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
71 |
2824 |
1826 |
|
Generated by /metno/routine/sms/V3/SIconcentrationValidation5/SICchartWebPage5.sh Fri 13 Sep 2024 03:41:10 AM UTC on arcval